import java.util.Scanner;

public class test44 {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        System.out.println("请输入一个字符串");
        String s = sc.next();
        for(int i= 0; i<s.length(); i++){
            //i依次表示字符里的每一个索引
            char c = s.charAt(i);
            System.out.println(c);
        }
    }
}
